Madison deposited $7,000 into an account that earns simple interest. After 36 months, Madison had earned $840 in interest. What was the interest rate of the account?

Respuesta :

12 percent

Step-by-step explanation:

well because if you divide 840 by 36 you get 23.33 if you divide 840 by 3 its 280, if you divide that by 23.33 you get 12 percent.

12 percent you divided 840 by 36 then use the number 23.33 to find the percent